Add metadata when creating a Stripe Customer in Leaky Paywall

leaky-paywall-customer-metadata-stripe.php

<?php

add_filter( 'leaky_paywall_process_stripe_payment_customer_array', 'zeen101_add_meta_to_stripe_customer' );

function zeen101_add_meta_to_stripe_customer( $customer_array ) {

	$customer_array['metadata'] = array(
		'company_name' => 'name of company',
		'company_billing_address' => 'billing address',
	);

	return $customer_array;

}